CN107645999A - The housing member of the housing of the pressure medium guide device of vehicle - Google Patents
The housing member of the housing of the pressure medium guide device of vehicle Download PDFInfo
- Publication number
- CN107645999A CN107645999A CN201680030041.2A CN201680030041A CN107645999A CN 107645999 A CN107645999 A CN 107645999A CN 201680030041 A CN201680030041 A CN 201680030041A CN 107645999 A CN107645999 A CN 107645999A
- Authority
- CN
- China
- Prior art keywords
- pressure medium
- housing member
- housing
- guide device
- ppa
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000004954 Polyphthalamide Substances 0.000 claims abstract description 45
- 229920006375 polyphtalamide Polymers 0.000 claims abstract description 45
- 229920001169 thermoplastic Polymers 0.000 claims abstract description 20
- 239000004416 thermosoftening plastic Substances 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims description 10
- 239000011521 glass Substances 0.000 claims description 7
- 239000004033 plastic Substances 0.000 claims description 6
- 229920003023 plastic Polymers 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 230000004927 fusion Effects 0.000 claims description 3
- 238000005213 imbibition Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- -1 poly- phthalyls Amine Chemical class 0.000 claims 1
- 238000005728 strengthening Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 6
- UHOVQNZJYSORNB-UHFFFAOYSA-N monobenzene Natural products C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 4
- 239000004411 aluminium Substances 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 239000004952 Polyamide Substances 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- HINDGUYHPWYHES-UHFFFAOYSA-N C(=O)N.C(=O)N.C1=CC=CC=C1 Chemical group C(=O)N.C(=O)N.C1=CC=CC=C1 HINDGUYHPWYHES-UHFFFAOYSA-N 0.000 description 1
- ZHNUHDYFZUAESO-UHFFFAOYSA-N Formamide Chemical group NC=O ZHNUHDYFZUAESO-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 150000001398 aluminium Chemical class 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- AIDQCFHFXWPAFG-UHFFFAOYSA-N n-formylformamide Chemical group O=CNC=O AIDQCFHFXWPAFG-UHFFFAOYSA-N 0.000 description 1
- 229920006111 poly(hexamethylene terephthalamide) Polymers 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
- B60T8/34—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
- B60T8/36—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition including a pilot valve responding to an electromagnetic force
- B60T8/3615—Electromagnetic valves specially adapted for anti-lock brake and traction control systems
- B60T8/3675—Electromagnetic valves specially adapted for anti-lock brake and traction control systems integrated in modulator units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T10/00—Control or regulation for continuous braking making use of fluid or powdered medium, e.g. for use when descending a long slope
- B60T10/02—Control or regulation for continuous braking making use of fluid or powdered medium, e.g. for use when descending a long slope with hydrodynamic brake
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/04—Arrangements of piping, valves in the piping, e.g. cut-off valves, couplings or air hoses
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
- C08G69/265—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids from at least two different diamines or at least two different dicarboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/40—Glass
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/06—Polyamides derived from polyamines and polycarboxylic acids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
- B60T8/34—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
- B60T8/36—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition including a pilot valve responding to an electromagnetic force
- B60T8/3605—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition including a pilot valve responding to an electromagnetic force wherein the pilot valve is mounted in a circuit controlling the working fluid system
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- Regulating Braking Force (AREA)
- Connection Or Junction Boxes (AREA)
- Connection Of Plates (AREA)
Abstract
The present invention relates to a kind of housing member (2) of the housing (10) of the pressure medium guide device (1) of vehicle, there is at least one female connecting hole (12,14) that sets to be used to be screwed into provided with externally threaded connector for it, for pressure medium to be imported into the device (1) and/or exported from the device.The present invention proposes that the material of the housing member (2) is made up of at least in the region of connecting hole (12,14) the thermoplastic of PPA (polyphthalamide) form.Thus what is be threadedly coupled after temperature timeliness releases torque, and this releases 25% that torque is more than breaking moment.
Description
Technical field
The present invention relates to a kind of housing of the pressure medium guide device of the vehicle of the preamble according to claim 1
Housing member, its have it is at least one set female connecting hole be used for screw in be provided with externally threaded connector, for will press
Power media imports the device and/or exported from the device.
Background technology
Accordingly, the connector being for example connected with pressure medium conduit is fixed on to the housing member of housing in the following manner
On, i.e. the connector is screwed in connecting hole.Then, the fluid that is guided in pressure medium conduit, particularly compressed air or
Hydraulic fluid can flow into the housing member or the inside of the housing from pressure medium conduit, or in turn.
The problem of in this threaded connection between connector and the connecting hole of housing member, is, particularly in housing structure
Connecting hole in part must have following material property, and the material property allows the such high of the threaded connection tightening and releasing
Torque, so that this is not also released in the case of being threaded in extreme temperature and vibrational loading.
Such housing member is for example as known to the 440A1 of document DE 10 2,008 028.In the publication, ABS is pressed
The housing of force control valve have be used for import and export compressed air two this connecting holes housing member be light metal-
It is molded blank and particularly aluminium die cast component.Although the material property of this aluminium die cast component allows the height of threaded connection to tighten
With release torque, but its manufacture is relatively expensive.
The content of the invention
The task of the present invention is, the housing member for starting the type herein is so improved, so that in cost advantages
Ground can ensure reliably to be threadedly coupled while manufacture between the connector and connecting hole of pressure medium conduit.
According to the present invention, the task solves by the feature of claim 1.
" housing member " is interpreted as the single component of housing, and pressure Jie is at least partly accommodated in the single component
Other, the arbitrary structural detail of matter guide device.Then, the housing member can be with least another housing member, such as
Lid forms complete housing, and these housing members are interfixed or are fixed on a case frame in the housing.Alternatively,
The housing member can also be unique housing member of housing, such as in a case where：Accommodated in this case by housing
Component utilizes PPA (polyphthalamide) plastic pressure injection encapsulated.
The implication in " in the region of connecting hole " refers to：Housing member (housing member by connector and connecting hole it
Between threaded connection by direct load) wall be made up of PPA (polyphthalamide).Preferably, whole housing member
It is the injection blank being made up of PPA (polyphthalamide).Alternatively, can also housing member only one section even
Connect in the region in hole and be made up of PPA (polyphthalamide), and another section is by other materials, for example by aluminium or PA (polyamides
Amine) plastic manufacturing and with made of PPA (polyphthalamide) connecting hole section be connected.
Therefore, set according to the present invention, the material of housing member (gathers adjacent benzene two at least in the region of connecting hole by PPA
Formamide) form thermoplastic form.The material, which has, is especially considering that the material of modulus of elasticity and material stiffness is special
Property, so as to be established between connector and connecting hole with tightening and release as follows the threaded connection of torque, this tighten and
Release torque and 250 hours or follow Arrhenius even in high and lasting temperature load, at such as 85 DEG C
(Arrhenius) also greater than the 25% of breaking moment after the equivalent load (it for example occurs in vehicle) of equation.Height is tightened
Actively impact is produced to the resistance that releases of threaded connection again with torque is released, is especially considering that extreme temperature and vibrational loading
Situation.PPA (polyphthalamide) trade name is, for example, EMSHTV5H1 or DupontPPA
Name of product according to the ISO1874 particularly PA6T/61, MH, 12-190 of (polyphthalamide), GF 50.
Particularly, the breaking moment of this plastics is about 95Nm, screw-down torque 70Nm in the case of M16 connecting holes
And it is 30Nm after aging to release torque.
Above-mentioned thermoplastic has the property that compared to PA (polyamide)：The thermoplastic is in high unit area
It is connected through a screw thread under the continuous loading of pressure and influences less softening or creep also by temperature, so as to which housing member is
Make also to remain dimensionally-stable as far as possible under this load.Particularly, it is not present in housing member designed according to this invention
The thread bush (thread bush has the connecting hole for connector) that is made up of metal or do not need this is made up of metal
Thread bush.
The favourable improvement of the invention provided in claim 1 can be realized by the measure enumerated in the dependent claims
And improvement.
Improved according to one kind, housing member is made up of PPA (polyphthalamide) plastics completely, especially as injection
Blank.
Preferably, PPA (polyphthalamide) thermoplastic can be fiber strengthened, and this facilitates higher stabilization
Property.Particularly, provided with the glass fiber-reinforced of glass fiber-reinforced dose particularly with 30-65% percentage by weights.
Particularly, PPA (polyphthalamide) thermoplastic has at least one in following characteristic：At least
17500Mpa tensile modulus of elasticity (Zug-E-Modul)；At least 240Mpa fracture strength (Bruchfestigkeit)；2%
Elongation at break (Bruchdehnung)；80kJ/m2Impact flexibility11kJ/m2Otch punching
Hit toughnessAt least 340Mpa ball-indentation hardnessAt least 325 DEG C
Fusion temperature (Schmelztemperatur)；Up at least 285 DEG C shape stability HDT/A (
HDT/A)；Highest 0.15 10-4/ K longitudinal thermal expansionHighest 0.40 10-4/K
Horizontal thermal expansionAt least 1.65g/cm3Density；The water imbibition of highest 3.0%；
The moisture absorption of highest 1.3%.
Improved according to one kind, the housing member there can be at least one integrated screw thread ophthalmically acceptable in importing screw or spiral shell
Bolt, to secure the device in the structure of vehicle, wherein, the material (gathers adjacent benzene at least in the region of screw thread eye by PPA
Diformamide) form thermoplastic form.
In order to which housing member or housing are fixed on vehicle, screw or bolt are inserted by least one screw thread eye
Enter and be screwed into the screwed hole for example on vehicle structure.Here, the screw or bolt are tightened with following screw-down torque, should
Screw-down torque ensures：It is subjected to being subjected to five more than 250 hours and/or between minus 40 degrees centigrade and 85 degree under being threaded in 85
Ten temperature cycles and/or be subjected to two hours and/or be subjected under minus 40 degree more than 5g acceleration and/or be subjected to according to ISO
Model of vibration without releasing.Then, to realize the purpose, relatively high screw-down torque also on longer time interval
To maintenance, because (housing parts are at least at least one screw thread eye for PPA (polyphthalamide) thermoplastic
Region in by the PPA thermoplastics manufacture) not creep or softening by contrast.
It is particularly preferred that the pressure medium guide device of vehicle has at least one housing, the housing includes at least one
Above-mentioned housing member.
If in addition to a housing member, at least another or whole housing of the housing of pressure medium guide device
Component is made up of PPA (polyphthalamide) thermoplastic, then can obtain the housing that cost particularly advantageously manufactures.
The pressure medium guide device particularly guides the valve system of the compressed air or hydraulic fluid as pressure medium
And it is one of following valve system：It is abs pressure control valve, ASR (driving skid regulation) valve, relay valve, multi-ported valve, more
Path magnetic valve, brake valve, air prepare valve, auxiliary valve, trailer EBS valves, tractor EBS valves, clutch adjuster.
Particularly, the abs pressure control valve for the service brake mechanism that pressure medium guide device passes through vehicle is formed, should
Abs pressure control valve, which has, to be used to import the first connecting hole of pressure medium and for pressure medium to be exported from pressure medium source
To the second connecting hole of the brake actuator of pressure medium operation.
Brief description of the drawings
The present invention is described in detail with reference to the attached drawings below by embodiment.Unique accompanying drawing is shown as the present invention's
The perspective view of the abs pressure control valve of preferred embodiment.
Embodiment
The abs pressure control valve 1 shown in accompanying drawing has following task as the preferred embodiments of the present invention：It is being allocated to
Its brake pressure being braked in the case that wheel has locking trend in braking on adjustment wheel.Therefore, the abs pressure controls
On the one hand valve 1 is connected on the source (such as service brake sensor) for producing brake pressure and is on the other hand connected to braking promotees
Dynamic device can be turned on, keep or reduced and be input to brake pressure therein for example on checking cylinder and for this.The abs pressure controls
Valve 1 is, for example, the composition part of the pneumatosphere service brake mechanism of commercial car herein.It is shown in the drawings to be in and uses position
Abs pressure control valve 1, that is to say, that the component for being arranged on top in the accompanying drawings is for example assemblied in the abs pressure control valve
Top is also disposed in the state of on the framework of commercial car.
The abs pressure control valve has multiple housing parts, herein the upper casing of for example, one lid 4,6 with two sides
The lower housing section 8 of body portion 2 and one, they are collectively forming the housing 10 of the abs pressure control valve 1.Deposited in upper case portion 2
Female connecting hole 12,14 is set at two.These connecting holes 12,14 be respectively used to screw in it is being not shown here, have it is mutual
The externally threaded connector mended, wherein, the connector is the pipeline of guiding compressed air with guide pressure medium, herein respectively
Connection.
Particularly, the first connecting hole 12 is used to screwing in or connecting the first connector, and first connector is via pneumatic line
Such as it is connected on the passage of pressure adjusting module of pneumatosphere service brake mechanism.Then, first connecting hole 12 is passed through
It is compressed the infeed of air.Second connecting hole 14 is used to screwing in or connecting the second connector, and second connector is via pneumatic
Pipeline is for example connected on the passage of pneumatic motor vehicle braking system of pneumatosphere service brake mechanism.Then, second connected by this
Connect the export that hole 14 is compressed air.
In the housing 10 accommodate two diaphragm valves and can be controled by external electrical ABS control devices, for pre-control
The solenoid electric valve of the diaphragm valve, the diaphragm valve have the diaphragm loaded by spring element.By being contained in housing 10
Groove in electrical connection mechanism 16 realize the electrical connection of solenoid electric valve and ABS control devices.This abs pressure control
The structure of valve is fully disclosed and has for example been described in detail in the A1 of document DE 10 2,008 028 440.
Here, the abs pressure control valve 1 is, for example, the composition part of the pneumatosphere service brake mechanism of commercial car, it is special
It is not the pressure controlled brakes of deceleration of electrons (EBS).
In addition, housing 10 has such as two screw thread eyes 18 for example in upper case portion 2, wherein, in screw thread eye 18
Axis is for example set in parallel to each other.Screw thread eye 18 forms through hole in upper case portion 2, that is to say, that screw thread eye 18 is by one
Individual housing parts side is extended up to backwards to another housing parts side of the housing parts side.It is particularly preferred that in these screw threads
In eye, the ratio between overall diameter (Da) and interior diameter (di) is less than 2.2.Alternatively, at least one screw thread eye 18 can also structure
On the disc shaped flange that Cheng Cong housings 10 protrude with leaving.
At least described upper case portion 2 is completely by PPA (polyphthalamide) plastic manufacturing, particularly, the upper casing
Body portion is by the thermoplastic plastic injecting.For example, PPA (polyphthalamide) thermoplastic can also be strong by fiber
Change, especially by glass fiber-reinforced.Particularly, it is provided with glass fiber-reinforced dose with 30-65% percentage by weights
It is glass fiber-reinforced.Preferably, all housing parts 2,4,6,8 are all moulded by PPA (polyphthalamide) thermoplasticity
Material manufacture.
Particularly, PPA (polyphthalamide) thermoplastic has at least some in following characteristic：At least
17500Mpa tensile modulus of elasticity；At least 240Mpa fracture strength；2% elongation at break；80kJ/m2Impact it is tough
Property；11kJ/m2Notched Izod impact toughness；At least 340Mpa ball-indentation hardness；At least 325 DEG C of fusion temperature；Up at least 285
DEG C shape stability HDT/A；Highest 0.15 10-4/ K longitudinal thermal expansion；Highest 0.40 10-4/ K horizontal thermal expansion；Extremely
Few 1.65g/cm3Density；The water imbibition of highest 3.0%；The moisture absorption of highest 1.3%.
In order to fix the abs pressure control valve on the framework of commercial car, screw or bolt are passed through into the screw thread eye
In 18 screwed holes for inserting and being screwed on commercial frame.In addition, pneumatic circuit via the connecting element by by this
A little connecting elements screw in connecting hole 12,14 and are connected to the connecting hole 12,14.
Here, screw or bolt and connecting element are tightened with following screw-down torque, the screw-down torque ensures：At 85 degrees Celsius
Under be subjected to being subjected to 50 temperature cycles more than 250 hours and/or between minus 40 degree and 85 degree and/or be subjected under minus 40 degree
Two hours and/or be subjected to more than 5g acceleration and/or be subjected to after the model of vibration according to ISO, threaded connection do not release.In
Be, for realize the purpose, relatively high screw-down torque also maintained on longer time interval because PPA (gathers adjacent benzene
Diformamide) thermoplastic (at least described upper case portion 2 is manufactured by PPA (polyphthalamide) thermoplastic)
There is small creep or softening tendency by contrast.
Reference table：
1 abs pressure control valve
2 upper case portions
4 lids
6 lids
8 lower housing sections
10 housings
12 first connecting holes
14 second connecting holes
16 bindiny mechanisms
18 screw thread eyes
Claims (12)
1. a kind of housing member (2) of the housing (10) of the pressure medium guide device (1) of vehicle, it has at least one be provided with
The connecting hole (12,14) of internal thread is used to be screwed into provided with externally threaded connector, and the connector is used to import pressure medium
The device (1) and/or from the device export, it is characterised in that the material of the housing member (2) is at least in the connecting hole
It is made up of in the region of (12,14) the thermoplastic of PPA (polyphthalamide) form.
2. housing member according to claim 1, it is characterised in that the housing member is completely by PPA (poly- phthalyls
Amine) plastics are made.
3. the housing member according to one of the claims, it is characterised in that PPA (polyphthalamide) heat
Thermoplastic plastic passes through fibre strengthening.
4. housing member according to claim 4, it is characterised in that PPA (polyphthalamide) the thermoplasticity modeling
Material is by glass fiber-reinforced, glass fiber-reinforced dose with 30-65% percentage by weights.
5. the housing member according to one of the claims, it is characterised in that the housing member is injection blank.
6. the housing member according to one of the claims, it is characterised in that PPA (polyphthalamide) heat
Thermoplastic plastic has at least one in following characteristic：At least 17500Mpa tensile modulus of elasticity；At least 240Mpa fracture
Intensity；2% elongation at break；80kJ/m2Impact flexibility；11kJ/m2Notched Izod impact toughness；At least 340Mpa ball pressure
Hardness；At least 325 DEG C of fusion temperature；Up at least 285 DEG C of shape stability HDT/A；Highest 0.15 10-4/ K longitudinal direction
Thermal expansion；Highest 0.40 10-4/ K horizontal thermal expansion；At least 1.65g/cm3Density；The water imbibition of highest 3.0%；Highest
1.3% moisture absorption.
7. the housing member according to one of the claims, it is characterised in that the housing member has at least one collection
Into screw thread eye (18) be used for introduce screw or bolt, so as to which described device is fixed in the structure of vehicle, wherein, at least exist
Material in the region of the screw thread eye (18) is made up of the thermoplastic of PPA (polyphthalamide) form.
8. the pressure medium guide device of a kind of vehicle, it is characterised in that the pressure medium guide device has at least one shell
Body (10), the housing have at least one housing member (2) according to one of the claims.
9. the pressure medium guide device of vehicle according to claim 8, it is characterised in that except the housing member (2)
Outside, at least another housing member of the housing (10) of the pressure medium guide device (1) or whole housing members (2,4,6,
8) it is made up of PPA (polyphthalamide) thermoplastic.
10. pressure medium guide device according to claim 8 or claim 9, it is characterised in that the pressure medium guide device is
Guiding is as the compressed air of pressure medium or the valve system (1) of hydraulic fluid.
11. the pressure medium guide device according to one of claim 8 to 10, it is characterised in that the pressure medium guides
Device is one of following mechanism：Abs pressure control valve (1), ASR valves, relay valve, multi-ported valve, multi-path magnetic valve, braking
Valve, air prepare valve, auxiliary valve, trailer EBS valves, tractor EBS valves, clutch adjustment mechanism.
12. pressure medium guide device according to claim 11, it is characterised in that the pressure medium guide device is by car
Service brake mechanism abs pressure control valve (1) form, the abs pressure control valve have be used for led from pressure medium source
Enter the first connecting hole (12) of pressure medium and for pressure medium to be exported into the brake actuator operated by pressure medium
Second connecting hole (14).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102015108210.1 | 2015-05-26 | ||
| DE102015108210.1A DE102015108210A1 (en) | 2015-05-26 | 2015-05-26 | Housing component of a housing of a pressure medium leading device of a vehicle |
| PCT/EP2016/000852 WO2016188630A1 (en) | 2015-05-26 | 2016-05-23 | Housing component of a housing of a vehicle device conducting pressure medium |
Publications (2)
| Publication Number | Publication Date |
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| CN107645999A true CN107645999A (en) | 2018-01-30 |
| CN107645999B CN107645999B (en) | 2021-02-19 |
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| CN201680030041.2A Active CN107645999B (en) | 2015-05-26 | 2016-05-23 | Housing component of a housing of a pressure medium guiding device of a vehicle |
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| US (1) | US10730494B2 (en) |
| EP (1) | EP3303079B1 (en) |
| CN (1) | CN107645999B (en) |
| BR (1) | BR112017025119B1 (en) |
| DE (1) | DE102015108210A1 (en) |
| RU (1) | RU2683390C1 (en) |
| WO (1) | WO2016188630A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE102018211435A1 (en) * | 2018-07-10 | 2020-01-16 | Robert Bosch Gmbh | Hydraulic block for a hydraulic unit of a brake pressure control of a hydraulic vehicle brake system |
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- 2015-05-26 DE DE102015108210.1A patent/DE102015108210A1/en not_active Withdrawn
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2016
- 2016-05-23 CN CN201680030041.2A patent/CN107645999B/en active Active
- 2016-05-23 RU RU2017144234A patent/RU2683390C1/en active
- 2016-05-23 US US15/575,620 patent/US10730494B2/en active Active
- 2016-05-23 BR BR112017025119-1A patent/BR112017025119B1/en active IP Right Grant
- 2016-05-23 EP EP16728217.7A patent/EP3303079B1/en active Active
- 2016-05-23 WO PCT/EP2016/000852 patent/WO2016188630A1/en active Application Filing
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| US20080216899A1 (en) * | 2007-02-28 | 2008-09-11 | Alejandro Moreno | Dimensional tolerance stack component and assembly compliant design |
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Also Published As
| Publication number | Publication date |
|---|---|
| RU2683390C1 (en) | 2019-03-28 |
| BR112017025119B1 (en) | 2023-01-10 |
| WO2016188630A1 (en) | 2016-12-01 |
| US20180154877A1 (en) | 2018-06-07 |
| BR112017025119A2 (en) | 2018-08-07 |
| EP3303079A1 (en) | 2018-04-11 |
| EP3303079B1 (en) | 2020-12-09 |
| DE102015108210A1 (en) | 2016-12-01 |
| CN107645999B (en) | 2021-02-19 |
| US10730494B2 (en) | 2020-08-04 |
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